The Department of Defense, through the Defense Logistics Agency (DLA Aviation), is seeking proposals for the procurement of fuel cells specifically designed for aircraft applications. This opportunity is categorized as a Total Small Business Set-Aside, indicating that only small businesses are eligible to compete for this contract, which falls under the NAICS code 336413 for Other Aircraft Parts and Auxiliary Equipment Manufacturing. The fuel cells are critical components in enhancing the operational capabilities and efficiency of military aircraft. Interested vendors should direct any inquiries regarding this solicitation to the buyer listed in the solicitation document, accessible via the DLA's DIBBS website, with the primary contact email being DibbsBSM@dla.mil.